/Engine/Source/Runtime/Interchange/Core/Public/Nodes/InterchangeFactoryBaseNode.h
UI that inspect node attribute call this to give a readable name to attribute key
virtual [FString](API\Runtime\Core\Containers\FString) GetKeyDisplayName ( const [UE::Interchange::FAttributeKey](API\Runtime\InterchangeCore\Types\FAttributeKey) & NodeAttributeKey ) const